/*
 * JEF - Copyright 2009-2010 Jiyi (mr.jiyi@gmail.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package jef.database.wrapper.clause;

import jef.common.wrapper.IntRange;
import jef.database.annotation.PartitionResult;
import jef.database.cache.CacheKeyProvider;


public interface QueryClause extends SqlClause,CacheKeyProvider{
	BindSql getSql(PartitionResult site);
	PartitionResult[] getTables();
	OrderClause getOrderbyPart();
	SelectPart getSelectPart() ;
	boolean isGroupBy();
	boolean isEmpty();
	void setOrderbyPart(OrderClause orderClause);
	void setPageRange(IntRange range);
	boolean isMultiDatabase();
	GroupClause getGrouphavingPart();
	boolean isDistinct(); 
}
